# Relationship history for MSHA mine 4002213

Current hierarchy: **Nyrstar NV → Nyrstar Gordonsville, LLC → Cumberland Mine**

- Valid-time bounds: inclusive, date granularity
- Null end: open-ended in the upstream history row; not independent proof of present control
- Transaction-time observation: 2026-10-13T11:19:05.459773+00:00

## Valid-time edges

- **operator_operates_mine:** Carthage Zinc → Cumberland Mine; 1950-01-01 to 1989-11-08; source msha-controller-operator-history
- **controller_controls_mine:** St Joe Minerals Corp  et al → Cumberland Mine; 1950-01-01 to 1989-11-08; source msha-controller-operator-history
- **controller_controls_operator:** St Joe Minerals Corp  et al → Carthage Zinc; 1950-01-01 to 1989-11-08; source msha-controller-operator-history
- **controller_controls_mine:** Union Miniere S A → Cumberland Mine; 1950-01-01 to current/open; source msha-controller-operator-history
- **operator_operates_mine:** Jersey Miniere Zinc Company → Cumberland Mine; 1989-11-09 to 1994-08-14; source msha-controller-operator-history
- **controller_controls_operator:** Union Miniere S A → Jersey Miniere Zinc Company; 1989-11-09 to 1994-08-14; source msha-controller-operator-history
- **operator_operates_mine:** Savage Zinc Inc → Cumberland Mine; 1994-08-15 to 1999-01-30; source msha-controller-operator-history
- **controller_controls_mine:** Savage Resources Ltd → Cumberland Mine; 1994-08-15 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Savage Resources Ltd → Savage Zinc Inc; 1994-08-15 to 1999-01-30; source msha-controller-operator-history
- **controller_controls_mine:** Hugh J  Moser III → Cumberland Mine; 1996-11-22 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** Dynatec Corp → Cumberland Mine; 1998-12-17 to 2008-03-03; source msha-controller-operator-history
- **operator_operates_mine:** Pasminco Zinc Inc → Cumberland Mine; 1999-01-31 to 2003-09-02; source msha-controller-operator-history
- **controller_controls_mine:** Pasminco Ltd → Cumberland Mine; 1999-01-31 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Pasminco Ltd → Pasminco Zinc Inc; 1999-01-31 to 2003-09-02; source msha-controller-operator-history
- **operator_operates_mine:** Mossy Creek Mining LLC → Cumberland Mine; 2003-09-03 to 2007-02-25; source msha-controller-operator-history
- **controller_controls_operator:** Hugh J  Moser III → Mossy Creek Mining LLC; 2003-09-03 to 2007-02-25; source msha-controller-operator-history
- **operator_operates_mine:** Dynatec Mining Corporation → Cumberland Mine; 2007-02-26 to 2008-08-20; source msha-controller-operator-history
- **controller_controls_operator:** Dynatec Corp → Dynatec Mining Corporation; 2007-02-26 to 2008-03-03; source msha-controller-operator-history
- **controller_controls_mine:** FNX Incorporated → Cumberland Mine; 2008-03-04 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** FNX Incorporated → Dynatec Mining Corporation; 2008-03-04 to 2008-08-20; source msha-controller-operator-history
- **operator_operates_mine:** Middle Tennessee Zinc Corporation → Cumberland Mine; 2008-08-21 to 2009-04-30; source msha-controller-operator-history
- **controller_controls_mine:** Strategic Resource Acquisition Corp → Cumberland Mine; 2008-08-21 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Strategic Resource Acquisition Corp → Middle Tennessee Zinc Corporation; 2008-08-21 to 2009-04-30; source msha-controller-operator-history
- **operator_operates_mine:** Nyrstar Gordonsville, LLC → Cumberland Mine; 2009-05-01 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** Nyrstar NV → Cumberland Mine; 2009-05-01 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Nyrstar NV → Nyrstar Gordonsville, LLC; 2009-05-01 to current/open; source msha-controller-operator-history